ICD-11 classes
01 Certain infectious or parasitic diseases
Other bacterial diseases
1C19 — Legionellosis

ICD-11 1C19 — Legionellosis

Legionellosis varies in severity from a mild febrile illness to a serious and sometimes fatal form of pneumonia and is caused by exposure to Legionella species found in water, and potting mixes.Legionellosis is a generic term describing the pneumonic and non-pneumonic forms of infection with Legionella.

The diagnosis includes nothing.

The diagnosis excludes nothing.

Diagnosis with code 1C19 contains 2 clarifying diagnoses:

  1. 1C19.0 — Nonpneumonic Legionnaires' disease
  2. 1C19.1 — Legionnaires disease

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